Home / 18,456.47-27,671.34-7,202.27

Finding the Fourth Proportional to 18,456.47, 27,671.34 and 7,202.27

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Solution

The fourth proportional to 18,456.47, 27,671.34 and 7,202.27 is: 10,798.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,456.47 : 27,671.34 = 7,202.27 : x
  2. Step 2: Convert to fraction form
    18,456.47/27,671.34 = 7,202.27/x
  3. Step 3: Cross multiply
    18,456.47x = 27,671.34 × 7,202.27
  4. Step 4: Simplify right side
    18,456.47x = 199,296,461.94
  5. Step 5: Solve for x
    x = 199,296,461.94/18,456.47
  6. Step 6: Final answer
    x = 10,798.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.